You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

78 lines
2.3 KiB
C++

/**
* Copyright 2013-2023 Software Radio Systems Limited
*
* This file is part of srsRAN.
*
* srsRAN is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of
* the License, or (at your option) any later version.
*
* srsRAN is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* A copy of the GNU Affero General Public License can be found in
* the LICENSE file in the top-level directory of this distribution
* and at http://www.gnu.org/licenses/.
*
*/
/**
* @file common_helper.h
* @brief Common helper functions shared among srsRAN applications.
*/
#ifndef SRSRAN_COMMON_HELPER_H
#define SRSRAN_COMMON_HELPER_H
#include "srsran/srslog/srslog.h"
#include <fstream>
#include <sstream>
#include <thread>
namespace srsran {
inline void log_args(int argc, char* argv[], const std::string& service)
{
std::ostringstream s1;
s1 << "Using binary " << argv[0] << " with arguments: ";
for (int32_t i = 1; i < argc; i++) {
s1 << argv[i] << " ";
}
srslog::fetch_basic_logger(service, false).set_level(srslog::basic_levels::info);
srslog::fetch_basic_logger(service).info("%s", s1.str().c_str());
}
inline void check_scaling_governor(const std::string& device_name)
{
if (device_name == "zmq") {
return;
}
int nof_cpus = std::thread::hardware_concurrency();
for (int cpu = 0; cpu < nof_cpus; ++cpu) {
char buffer[128];
snprintf(buffer, sizeof(buffer), "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_governor", cpu);
std::ifstream file(buffer);
if (file.is_open()) {
std::stringstream ss;
ss << file.rdbuf();
if (ss.str().find("performance") == std::string::npos) {
printf(
"WARNING: cpu%d scaling governor is not set to performance mode. Realtime processing could be compromised. "
"Consider setting it to performance mode before running the application.\n",
cpu);
break;
}
} else {
printf("WARNING: Could not verify cpu%d scaling governor\n", cpu);
}
}
}
} // namespace srsran
#endif // SRSRAN_COMMON_HELPER_H